/* 
 * ЧИСТО·ПРО - Premium Cleaning Services Landing Page (universal template)
 * Custom Design System by Antigravity (Kuznya Studio style)
 */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=Unbounded:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Colors */
  --bg-darker: #070a13;
  --bg-dark: #0d1222;
  --bg-card: rgba(13, 20, 38, 0.45);
  --bg-card-hover: rgba(20, 30, 56, 0.6);
  --border-color: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(6, 182, 212, 0.4);
  
  --primary-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.3);
  --accent-blue-glow: rgba(59, 130, 246, 0.25);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #22d3ee;
  
  /* Fonts */
  --font-display: 'Unbounded', system-ui, -apple-system, sans-serif;
  --font-body: 'Manrope', system-ui, -apple-system, sans-serif;
  
  /* Shadows & Blur */
  --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --glow-shadow: 0 0 20px rgba(6, 182, 212, 0.2);
  --glass-blur: blur(12px);
  
  /* Layout */
  --container-width: 1200px;
  --header-height: 80px;
  
  /* Before/After position */
  --slider-pos: 50%;
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-darker);
  color: var(--text-primary);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-darker);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 5px;
  border: 2px solid var(--bg-darker);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Selection */
::selection {
  background: var(--accent-cyan);
  color: var(--bg-darker);
}

/* Floating Background Orbs */
.background-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  mix-blend-mode: screen;
}

.orb-1 {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
  animation: floatOrb 25s ease-in-out infinite alternate;
}

.orb-2 {
  bottom: 10%;
  right: -10%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
  animation: floatOrb 30s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  top: 40%;
  left: 25%;
  width: 35vw;
  height: 35vw;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
  animation: floatOrb 20s ease-in-out infinite alternate;
}

@keyframes floatOrb {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(5%, 8%) scale(1.1);
  }
  100% {
    transform: translate(-3%, -5%) scale(0.9);
  }
}

/* Grain overlay for paper-like premium texture */
.grain-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  opacity: 0.02;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Typography & Layout Elements */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: 20px;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin-bottom: 12px;
}

p {
  color: var(--text-secondary);
}

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
  gap: 8px;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.25);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #06b6d4 0%, #2563eb 100%);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s ease;
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4), 0 0 25px rgba(37, 99, 235, 0.2);
  transform: translateY(-2px);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-accent {
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.2);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.05);
}

.btn-accent:hover {
  background: rgba(6, 182, 212, 0.2);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
  transform: translateY(-2px);
}

/* Glassmorphic Card Base */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: 24px;
  padding: 30px;
  box-shadow: var(--card-shadow);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.45), 0 0 30px rgba(6, 182, 212, 0.08);
}

/* Header Section */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

header.scrolled {
  background: rgba(7, 10, 19, 0.75);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  height: 70px;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo span {
  color: var(--accent-cyan);
}

.logo .plus-badge {
  font-size: 0.8rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 900;
  margin-left: 2px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--text-primary);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-phone {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s ease;
}

.header-phone:hover {
  color: var(--accent-cyan);
}

.burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  z-index: 110;
}

.burger span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background: rgba(7, 10, 19, 0.95);
  backdrop-filter: blur(20px);
  z-index: 99;
  padding: 100px 40px 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  border-left: 1px solid var(--border-color);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu a {
  text-decoration: none;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  transition: color 0.3s ease;
}

.mobile-menu a:hover {
  color: var(--accent-cyan);
}

/* Hero Section */
.hero {
  padding: calc(var(--header-height) + 60px) 0 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  z-index: 10;
}

.tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.15);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.tagline-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 15px var(--accent-cyan); }
  100% { transform: scale(0.9); opacity: 0.6; }
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
}

.stat-item h3 {
  font-size: 1.8rem;
  margin-bottom: 2px;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-visual {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
}

/* Glass card enclosing the key demo feature */
.hero-glass-frame {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 30px;
  background: radial-gradient(circle at 10% 20%, rgba(25, 30, 60, 0.2) 0%, rgba(10, 15, 30, 0.4) 90%);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: var(--card-shadow), inset 0 0 30px rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.hero-visual-inner {
  width: 100%;
  height: 100%;
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  background: var(--bg-darker);
}

.hero-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.overlay-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.overlay-info h4 {
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.overlay-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Trust Banner */
.trust-banner {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: rgba(13, 18, 34, 0.3);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.trust-icon-wrapper {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(6, 182, 212, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.trust-text p {
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--text-secondary);
}

/* Section Common Styling */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-header .tagline {
  margin-bottom: 14px;
}

.section-header p {
  margin-top: 12px;
  font-size: 1.05rem;
}

/* Before / After Slider Section */
.before-after-slider {
  position: relative;
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16/10;
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--card-shadow), 0 0 40px rgba(6, 182, 212, 0.05);
  border: 1px solid var(--border-color);
  user-select: none;
}

.slider-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.slider-before {
  z-index: 10;
}

.slider-after {
  z-index: 20;
  /* Mask using CSS variable from JS */
  clip-path: polygon(0 0, var(--slider-pos) 0, var(--slider-pos) 100%, 0 100%);
}

.slider-label {
  position: absolute;
  bottom: 24px;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  z-index: 30;
  transition: opacity 0.3s ease;
}

.slider-label.before {
  right: 24px;
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.2);
}

.slider-label.after {
  left: 24px;
  color: var(--accent-cyan);
  border-color: rgba(6, 182, 212, 0.2);
}

/* Interactive slider handle */
.slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--slider-pos);
  width: 4px;
  background: var(--primary-gradient);
  z-index: 40;
  transform: translateX(-50%);
  cursor: ew-resize;
  box-shadow: 0 0 15px var(--accent-cyan);
}

.slider-handle-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 2px solid var(--accent-cyan);
  box-shadow: 0 0 20px var(--accent-cyan-glow), var(--card-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.slider-handle-button svg {
  transition: transform 0.2s ease;
}

.before-after-slider:hover .slider-handle-button {
  transform: translate(-50%, -50%) scale(1.08);
  background-color: var(--bg-darker);
}

.before-after-desc {
  max-width: 600px;
  text-align: center;
  margin: 30px auto 0;
  font-size: 0.95rem;
}

/* Services and Pricing */
.tabs-container {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 12px 24px;
  border-radius: 50px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--primary-gradient);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.25);
}

/* Tabs Content panels */
.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Service Grid */
.service-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  display: flex;
  flex-direction: column;
}

.service-card-image {
  width: 100%;
  aspect-ratio: 16/10;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-image img {
  transform: scale(1.05);
}

.service-card-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0;
}

.service-price-tag {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.service-card p {
  font-size: 0.88rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-list {
  list-style: none;
  margin-bottom: 24px;
}

.service-list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.service-list li svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.service-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-display);
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent-cyan);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  align-self: flex-start;
}

/* Special Layout for Apartment Cleaning - Comparison */
.cleaning-comparison {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.comparison-card {
  position: relative;
  overflow: hidden;
}

.comparison-card.recommended {
  border-color: rgba(6, 182, 212, 0.35);
  background: radial-gradient(circle at 100% 0%, rgba(6, 182, 212, 0.05) 0%, rgba(13, 20, 38, 0.45) 80%);
}

.recommended-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--primary-gradient);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 6px;
  letter-spacing: 0.05em;
  color: #fff;
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.2);
}

.comp-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.comp-header h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.comp-header p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

.comp-price-matrix {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.matrix-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
}

.matrix-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.matrix-row:first-child {
  padding-top: 0;
}

.matrix-label {
  font-weight: 500;
}

.matrix-val {
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
}

/* Calculator Section */
.calculator-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: start;
}

.calc-options {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.calc-group {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 30px;
}

.calc-group:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.calc-group-title {
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.calc-group-title svg {
  color: var(--accent-cyan);
}

/* Згортні групи калькулятора (акордеон) */
.calc-group-title {
  cursor: pointer;
  user-select: none;
}
.calc-group-title::after {
  content: '';
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  margin-left: auto;
  transition: transform 0.3s ease;
}
.calc-group.is-collapsed .calc-group-title::after {
  transform: rotate(-45deg);
}
.calc-group.is-collapsed > *:not(.calc-group-title) {
  display: none;
}

/* Calculator Counter Inputs */
.calc-counter-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.counter-item {
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.counter-label {
  display: flex;
  flex-direction: column;
}

.counter-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.counter-price {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.counter-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.counter-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.2s ease;
  user-select: none;
}

.counter-btn:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: var(--bg-darker);
  box-shadow: 0 0 10px var(--accent-cyan-glow);
}

.counter-val {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  width: 20px;
  text-align: center;
}

/* Calculator Segmented Control */
.segmented-control {
  display: flex;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: 12px;
  margin-bottom: 20px;
}

.segment-btn {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.segment-btn.active {
  background: var(--bg-card-hover);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

/* Range input styled customly */
.range-slider-wrapper {
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.03);
  padding: 20px;
  border-radius: 16px;
}

.range-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
}

.range-label {
  font-size: 0.9rem;
  font-weight: 600;
}

.range-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.custom-range {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,0.1);
  outline: none;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-cyan);
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-cyan);
  transition: transform 0.1s ease;
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.range-info {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* Summary Card */
.calc-summary {
  position: sticky;
  top: 100px;
}

.summary-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.summary-header h3 {
  font-size: 1.15rem;
}

.summary-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  min-height: 50px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
}

.summary-row.total-row {
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  margin-top: 8px;
  font-size: 1.05rem;
}

.summary-row.total-row .val {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.empty-summary {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
  text-align: center;
  padding: 10px 0;
}

.warning-box {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 0.78rem;
  color: #f87171;
  margin-bottom: 20px;
  display: none; /* Shown dynamically in JS */
  line-height: 1.4;
}

.warning-box strong {
  color: #fff;
}

/* FAQ Section */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.faq-question svg {
  transition: transform 0.3s ease;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-in-out, padding 0.3s ease;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

.faq-item.active {
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(20, 30, 56, 0.3);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-item.active .faq-answer {
  padding-bottom: 20px;
}

/* Process section timeline */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 35px;
  left: 50px;
  right: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
  opacity: 0.2;
  z-index: 1;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 2;
}

.step-num {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 20px;
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
}

.process-step:hover .step-num {
  border-color: var(--accent-cyan);
  transform: translateY(-5px);
  box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.process-step h4 {
  font-size: 0.98rem;
  margin-bottom: 6px;
}

.process-step p {
  font-size: 0.8rem;
  max-width: 200px;
}

/* CTA Block */
.cta-block {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-radius: 30px;
}

.cta-block-content {
  position: relative;
  z-index: 10;
  max-width: 600px;
  margin: 0 auto;
}

.cta-block h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 16px;
}

.cta-block p {
  font-size: 1.1rem;
  margin-bottom: 36px;
}

/* Footer styling */
footer {
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px;
  background: rgba(5, 7, 13, 0.8);
  font-size: 0.88rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.85rem;
  max-width: 280px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-contact p {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact p svg {
  color: var(--accent-cyan);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-btn:hover {
  background: rgba(6, 182, 212, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-bottom-links a:hover {
  color: var(--text-primary);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .service-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .calculator-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .calc-summary {
    position: static;
  }
  
  .process-timeline::before {
    display: none;
  }
  
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-links, .header-cta {
    display: none;
  }
  
  .burger {
    display: flex;
  }
  
  .trust-grid {
    grid-template-columns: 1fr;
  }
  
  .service-cards-grid {
    grid-template-columns: 1fr;
  }
  
  .cleaning-comparison {
    grid-template-columns: 1fr;
  }
  
  .calc-counter-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* Toast notification */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(20px);
  max-width: 440px;
  width: calc(100% - 40px);
  background: var(--bg-darker, #0a0f1c);
  color: var(--text-primary, #fff);
  border: 1px solid var(--accent-cyan, #06b6d4);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45), 0 0 20px rgba(6, 182, 212, 0.25);
  border-radius: 14px;
  padding: 14px 18px;
  font-size: 0.9rem;
  line-height: 1.4;
  text-align: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Демо-режим: поп-ап про перехід на контакти клієнта */
.demo-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(8, 12, 22, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.demo-modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}
.demo-modal-card {
  background: #ffffff;
  color: #1a2233;
  border-radius: 20px;
  padding: 34px 30px 28px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.55);
  transform: translateY(14px) scale(0.97);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.demo-modal-overlay.show .demo-modal-card {
  transform: translateY(0) scale(1);
}
.demo-modal-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 182, 212, 0.12);
  color: #0891b2;
}
.demo-modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: #111827;
}
.demo-modal-text {
  font-size: 0.95rem;
  line-height: 1.55;
  color: #4b5563;
  margin: 0 0 22px;
}
.demo-modal-btn {
  display: inline-block;
  border: none;
  cursor: pointer;
  padding: 12px 30px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: inherit;
  color: #fff;
  background: linear-gradient(135deg, #0284c7 0%, #06b6d4 100%);
  box-shadow: 0 8px 20px -6px rgba(6, 182, 212, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.demo-modal-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px -6px rgba(6, 182, 212, 0.6);
}

/* Kuznya badge (demo canon) */
.kuznya-badge{--o:#ff6a1a;--og:rgba(255,106,26,.45);position:fixed;top:92px;right:20px;z-index:80;display:inline-flex;align-items:center;gap:10px;padding:9px 14px;border-radius:14px;background:rgba(10,12,20,.5);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(14px) saturate(150%);-webkit-backdrop-filter:blur(14px) saturate(150%);box-shadow:0 8px 24px rgba(0,0,0,.3);color:#fff;text-decoration:none;font-family:var(--font-display);line-height:1;transition:transform .25s,border-color .25s,background .25s,box-shadow .25s}
.kuznya-badge:hover{transform:translateY(-2px);border-color:var(--o);background:rgba(10,12,20,.7);box-shadow:0 10px 30px rgba(0,0,0,.4),0 0 18px var(--og)}
.kuznya-badge__spark{width:8px;height:8px;border-radius:50%;background:var(--o);box-shadow:0 0 10px 2px var(--og);flex-shrink:0}
.kuznya-badge__text{display:flex;flex-direction:column;gap:3px;white-space:nowrap}
.kuznya-badge__label{font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:#d6d6d6}
.kuznya-badge__brand{font-size:15px;font-weight:700;color:#fff;transition:color .25s}
.kuznya-badge:hover .kuznya-badge__brand{color:var(--o)}
.kuznya-badge__arrow{color:#d6d6d6;flex-shrink:0;transition:color .25s,transform .25s}
.kuznya-badge:hover .kuznya-badge__arrow{color:var(--o);transform:translate(2px,-2px)}
@media(max-width:768px){.kuznya-badge{top:auto;bottom:74px;right:12px;padding:7px 11px}.kuznya-badge__label{display:none}}

/* Mobile hero & layout fixes (≤600px) */
@media (max-width: 600px) {
  .container { padding: 0 18px; }
  .hero { min-height: auto; padding: calc(var(--header-height) + 24px) 0 56px; }
  .hero h1 { font-size: clamp(1.9rem, 8vw, 2.5rem); }
  .hero-desc { font-size: 1rem; max-width: 100%; }
  .hero-actions { gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 12px; }
  .hero-stats .stat-item { flex: 1; min-width: 0; }
  .stat-item h3 { font-size: 1.4rem; }
  .stat-item p { font-size: 0.72rem; }
  .section-header h2 { font-size: 1.75rem; }
  .tabs-container { flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
  .process-timeline { grid-template-columns: 1fr; }
  .before-after-slider { aspect-ratio: 4/3; }
}

/* ============================================================
 * SHOP COMPONENTS (multi-page store) — усе через токени тем
 * ============================================================ */

/* Header tools (cart + burger) */
.header-tools { display: flex; align-items: center; gap: 12px; }

.header-cart {
  position: relative;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: border-color .3s ease, color .3s ease, background .3s ease;
}
.header-cart:hover { border-color: var(--border-hover); color: var(--accent-cyan); }

/* Cart quantity badge (shared: header + FAB) */
.cart-count {
  position: absolute; top: -6px; right: -6px;
  min-width: 20px; height: 20px; padding: 0 5px;
  border-radius: 10px;
  background: var(--accent-cyan);
  color: var(--bg-darker);
  border: 2px solid var(--bg-darker);
  font-family: var(--font-display);
  font-size: .68rem; font-weight: 800;
  line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.cart-count.is-empty { display: none; }

/* Page hero (sub-pages) */
.page-hero {
  position: relative;
  padding: calc(var(--header-height) + 70px) 0 60px;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}
.page-hero__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; opacity: .45; z-index: 0;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to bottom, rgba(0,0,0,.35) 0%, var(--bg-darker) 100%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); margin-bottom: 12px; }
.page-hero p { max-width: 640px; margin: 0 auto; font-size: 1.05rem; }

/* Shop grid + card */
.shop-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.shop-card {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.shop-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 42px rgba(0, 0, 0, .35);
}
.shop-card.is-hidden { display: none; }
.shop-card__media {
  position: relative; aspect-ratio: 1;
  overflow: hidden; background: var(--bg-dark);
}
.shop-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.shop-card:hover .shop-card__media img { transform: scale(1.05); }
.shop-card__cat {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--font-display);
  font-size: .62rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em;
  padding: 4px 9px; border-radius: 6px;
  background: rgba(0, 0, 0, .5); color: #fff;
  backdrop-filter: blur(6px);
}
.shop-card__hit {
  position: absolute; top: 12px; right: 12px;
  font-family: var(--font-display);
  font-size: .62rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .05em;
  padding: 4px 9px; border-radius: 6px;
  background: var(--primary-gradient); color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .25);
}
.shop-card__body {
  display: flex; flex-direction: column; flex: 1;
  padding: 16px 16px 18px; gap: 12px;
}
.shop-card__name {
  font-family: var(--font-display);
  font-size: .98rem; font-weight: 700; line-height: 1.25;
  color: var(--text-primary); margin: 0;
}
.shop-card__row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; margin-top: auto;
}
.shop-card__price {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 800;
  color: var(--accent-cyan);
}
.shop-card__add {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 42px; padding: 0 16px;
  border-radius: 11px;
  background: var(--primary-gradient);
  border: 0;
  color: #fff;
  font-family: var(--font-body);
  font-size: .82rem; font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 16px var(--accent-cyan-glow);
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.shop-card__add:hover {
  transform: translateY(-1px);
  filter: brightness(1.06);
  box-shadow: 0 10px 24px var(--accent-cyan-glow);
}
.shop-card__add svg { width: 15px; height: 15px; }

/* Порівняння води «до/після» — чисті підписані картки (замість слайдера) */
.water-compare {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
  max-width: 900px; margin: 0 auto;
}
.water-compare .wc-item {
  position: relative; margin: 0; border-radius: 20px; overflow: hidden;
  border: 1px solid var(--border-color); box-shadow: var(--card-shadow);
}
.water-compare .wc-item img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block;
}
.water-compare figcaption { position: absolute; left: 14px; bottom: 14px; }
.wc-tag {
  font-family: var(--font-display); font-size: .72rem; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase; padding: 7px 14px;
  border-radius: 999px; color: #fff;
  background: rgba(8, 10, 16, .58); border: 1px solid rgba(255, 255, 255, .16);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.wc-tag--good { color: var(--text-accent); border-color: var(--border-hover); }
@media (max-width: 600px) { .water-compare { grid-template-columns: 1fr; } }

/* Filter chips */
.filter-chips {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 10px; margin-bottom: 44px;
}
.chip {
  display: inline-flex; align-items: center;
  min-height: 44px; padding: 0 20px;
  border-radius: 50px;
  font-family: var(--font-display);
  font-size: .8rem; font-weight: 700;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all .3s ease;
}
.chip:hover { color: var(--text-primary); border-color: var(--border-hover); }
.chip.active {
  background: var(--primary-gradient);
  border-color: transparent; color: #fff;
  box-shadow: var(--glow-shadow);
}

/* Category tiles (index) */
.cat-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cat-tile {
  position: relative; aspect-ratio: 3/4;
  border-radius: 20px; overflow: hidden;
  border: 1px solid var(--border-color);
  display: flex; align-items: flex-end;
  text-decoration: none;
  transition: transform .35s ease, border-color .35s ease;
}
.cat-tile:hover { transform: translateY(-4px); border-color: var(--border-hover); }
.cat-tile img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; transition: transform .5s ease;
}
.cat-tile:hover img { transform: scale(1.06); }
.cat-tile::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, 0) 62%);
}
.cat-tile__label { position: relative; z-index: 2; padding: 20px; width: 100%; }
.cat-tile__label h3 { margin: 0 0 2px; color: #fff; }
.cat-tile__label span { font-size: .8rem; color: rgba(255, 255, 255, .72); }

/* Cinematic gallery strip */
.cine-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cine-shot {
  position: relative; aspect-ratio: 3/4;
  border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border-color);
}
.cine-shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cine-shot:hover img { transform: scale(1.05); }
.cine-shot figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 14px;
  font-family: var(--font-display);
  font-size: .8rem; font-weight: 600; color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, .78) 0%, transparent 100%);
}

/* Water split (index — жива вода) */
.water-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 44px; align-items: center; margin-bottom: 54px;
}
.water-split__media {
  border-radius: 22px; overflow: hidden;
  aspect-ratio: 4/5; border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
}
.water-split__media img { width: 100%; height: 100%; object-fit: cover; }
.water-steps { display: flex; flex-direction: column; gap: 20px; }
.water-step { display: flex; gap: 16px; align-items: flex-start; }
.water-step__num {
  flex-shrink: 0; width: 46px; height: 46px;
  border-radius: 13px;
  background: var(--accent-cyan-glow);
  color: var(--accent-cyan);
  font-family: var(--font-display); font-weight: 800; font-size: 1.05rem;
  display: flex; align-items: center; justify-content: center;
}
.water-step h4 { margin-bottom: 4px; }
.water-step p { font-size: .88rem; margin: 0; }

/* About story blocks */
.about-story {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 44px; align-items: center; margin-bottom: 48px;
}
.about-story:last-child { margin-bottom: 0; }
.about-story.reverse .about-story__media { order: 2; }
.about-story__media {
  border-radius: 22px; overflow: hidden;
  aspect-ratio: 4/3; border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
}
.about-story__media img { width: 100%; height: 100%; object-fit: cover; }
.about-story__text h2 { margin-bottom: 14px; }

/* Values grid (about) */
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px; padding: 28px; text-align: center;
  transition: border-color .3s ease, transform .3s ease;
}
.value-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.value-card__icon {
  width: 54px; height: 54px; margin: 0 auto 16px;
  border-radius: 15px;
  background: var(--accent-cyan-glow); color: var(--accent-cyan);
  display: flex; align-items: center; justify-content: center;
}
.value-card h4 { margin-bottom: 8px; }
.value-card p { font-size: .85rem; margin: 0; }

/* Contacts */
.contacts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-row {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px; padding: 18px 20px;
}
.contact-row__icon {
  flex-shrink: 0; width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--accent-cyan-glow); color: var(--accent-cyan);
  display: flex; align-items: center; justify-content: center;
}
.contact-row h4 { font-size: .95rem; margin-bottom: 3px; }
.contact-row p { font-size: .88rem; margin: 0; }
.contact-form { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 22px; padding: 30px; }
.form-field { margin-bottom: 16px; position: relative; }
.form-field label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 6px; color: var(--text-secondary); }
.form-field input, .form-field textarea {
  width: 100%; padding: 13px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-body); font-size: .9rem;
  transition: border-color .25s ease;
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--accent-cyan); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.features-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* Cinematic CTA (with photo) */
.cine-cta {
  position: relative; overflow: hidden;
  border-radius: 26px; padding: 84px 30px; text-align: center;
  border: 1px solid var(--border-hover);
}
.cine-cta img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: .5; }
.cine-cta::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to bottom, rgba(0, 0, 0, .35) 0%, var(--bg-darker) 100%);
}
.cine-cta__inner { position: relative; z-index: 2; max-width: 620px; margin: 0 auto; }
.cine-cta h2 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 14px; }
.cine-cta p { font-size: 1.1rem; margin-bottom: 32px; }

/* ===== Floating cart FAB ===== */
.cart-fab {
  position: fixed; left: 20px; bottom: 20px; z-index: 95;
  width: 60px; height: 60px; border-radius: 50%;
  border: none; cursor: pointer;
  background: var(--primary-gradient); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .4), var(--glow-shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.cart-fab:hover { transform: translateY(-3px) scale(1.05); }
.cart-fab.pulse { animation: cartPulse .45s ease; }
@keyframes cartPulse {
  0% { transform: scale(1); }
  45% { transform: scale(1.18); }
  100% { transform: scale(1); }
}

/* ===== Cart drawer ===== */
.cart-backdrop {
  position: fixed; inset: 0; z-index: 10040;
  background: rgba(6, 8, 13, .62);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.cart-backdrop.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; z-index: 10050;
  width: min(420px, 90vw); height: 100%;
  display: flex; flex-direction: column;
  background: var(--bg-dark);
  border-left: 1px solid var(--border-color);
  box-shadow: -20px 0 60px rgba(0, 0, 0, .5);
  transform: translateX(100%);
  transition: transform .35s cubic-bezier(.16, 1, .3, 1);
}
.cart-drawer.open { transform: translateX(0); }
.cart-drawer__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 24px; border-bottom: 1px solid var(--border-color);
}
.cart-drawer__head h3 { font-size: 1.2rem; margin: 0; }
.cart-drawer__close {
  width: 40px; height: 40px; border-radius: 10px;
  background: transparent; border: 1px solid var(--border-color);
  color: var(--text-primary); font-size: 1.5rem; line-height: 1;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .25s ease;
}
.cart-drawer__close:hover { border-color: var(--border-hover); color: var(--accent-cyan); }
.cart-drawer__body {
  flex: 1; overflow-y: auto;
  padding: 16px 20px;
  display: flex; flex-direction: column; gap: 14px;
}
.cart-item {
  display: grid; grid-template-columns: 64px 1fr auto;
  gap: 12px; align-items: start;
  padding-bottom: 14px; border-bottom: 1px solid var(--border-color);
}
.cart-item__img {
  width: 64px; height: 64px; border-radius: 12px;
  object-fit: cover; background: var(--bg-darker);
  border: 1px solid var(--border-color);
}
.cart-item__info { min-width: 0; }
.cart-item__name {
  font-family: var(--font-display);
  font-size: .85rem; font-weight: 700; line-height: 1.2;
  color: var(--text-primary);
}
.cart-item__price { font-size: .78rem; color: var(--text-muted); margin-top: 2px; }
.cart-item__qty { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.cart-qty-btn {
  width: 32px; height: 32px; border-radius: 8px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--border-color);
  color: var(--text-primary); cursor: pointer;
  font-size: 1.05rem; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s ease;
}
.cart-qty-btn:hover { background: var(--accent-cyan); color: var(--bg-darker); border-color: var(--accent-cyan); }
.cart-qty-val {
  min-width: 20px; text-align: center;
  font-family: var(--font-display); font-weight: 700; font-size: .85rem;
}
.cart-item__end { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.cart-item__sum {
  font-family: var(--font-display); font-weight: 800; font-size: .9rem;
  color: var(--accent-cyan); white-space: nowrap;
}
.cart-item__remove {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; padding: 4px; display: flex;
  transition: color .2s ease;
}
.cart-item__remove:hover { color: #ef4444; }
.cart-empty {
  text-align: center; color: var(--text-muted);
  padding: 70px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.cart-empty svg { opacity: .35; }
.cart-empty p { font-family: var(--font-display); font-weight: 700; color: var(--text-secondary); margin: 0; }
.cart-empty span { font-size: .82rem; }
.cart-drawer__foot {
  padding: 18px 24px 24px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-darker);
}
.cart-drawer__foot.is-hidden { display: none; }
.cart-drawer__total {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; font-size: 1.05rem;
}
.cart-drawer__total b { font-family: var(--font-display); font-size: 1.4rem; color: var(--accent-cyan); }
.cart-drawer__checkout { width: 100%; border-radius: 12px; }

/* Focus-visible for shop controls */
.chip:focus-visible, .shop-card__add:focus-visible, .cart-fab:focus-visible,
.header-cart:focus-visible, .cart-qty-btn:focus-visible, .cart-item__remove:focus-visible,
.cart-drawer__close:focus-visible, .cat-tile:focus-visible {
  outline: 2px solid var(--accent-cyan); outline-offset: 2px;
}

/* Shop responsive */
@media (max-width: 1024px) {
  .shop-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-tiles, .values-grid, .cine-gallery { grid-template-columns: repeat(2, 1fr); }
  .about-story, .water-split, .contacts-grid { grid-template-columns: 1fr; }
  .about-story.reverse .about-story__media { order: 0; }
}
@media (max-width: 768px) {
  .shop-grid { grid-template-columns: repeat(2, 1fr); }
  .features-3 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .shop-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .cat-tiles, .cine-gallery { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .values-grid { grid-template-columns: 1fr; }
  .shop-card__name { font-size: .86rem; }
  .shop-card__add { padding: 0 12px; font-size: .78rem; }
  .cart-fab { width: 54px; height: 54px; left: 14px; bottom: 14px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .cart-drawer, .cart-backdrop, .shop-card, .cat-tile, .cat-tile img,
  .cine-shot img, .shop-card__media img, .value-card { transition: none !important; }
  .cart-fab.pulse { animation: none !important; }
}